Ptychodus marginallis
A LARGE, Top Quality Ptychodus marginallis tooth from Ellis Co., Kansas. An excellent example of this Cretaceous shark. Upper Cretaceous Period. Carlile Shale Formation. Authenticity guaranteed. Near perfect tooth.
KS341 SIZE: 1-1/16" x 7/8"
Note - Adding 11 Kansas Ptychodus teeth in May 2026. Link to Kansas Ptychodus teeth
